Answer:
Bacteria, fungi, yeast, cows, dogs, humans are all heterotrophs. They all depend on plants and other animals for their food.
This means to come up with your own hypothesis or assumptions of something because there is some missing information or not clearly stated.
The main 3 things that are found in your blood are waste (leftover food), Carbon Dioxide (what you breathe out), and ammonia
The pig heart is big,and the chicken heart is small.
Ozone
Your welcome,(please put me as brainliest)